﻿// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

using System;
using System.Windows.Forms;
using ICSharpCode.Core;
using ICSharpCode.SharpDevelop;
using ICSharpCode.SharpDevelop.Gui;
using ICSharpCode.SharpDevelop.Workbench;

namespace ICSharpCode.XmlEditor
{
	public class XPathQueryPad : AbstractPadContent
	{
		public const string XPathQueryControlProperties = "XPathQueryControl.Options";
		
		XPathQueryControl xpathQueryControl;
		bool disposed;
		static XPathQueryPad instance;
		
		public XPathQueryPad()
		{
			xpathQueryControl = new XPathQueryControl();
			SD.Workbench.ActiveViewContentChanged += ActiveViewContentChanged;
			Properties properties = PropertyService.NestedProperties(XPathQueryControlProperties);
			xpathQueryControl.SetMemento(properties);
			instance = this;
		}
		
		public static XPathQueryPad Instance {
			get { return instance; }
		}
		
		/// <summary>
		/// The <see cref="System.Windows.Forms.Control"/> representing the pad.
		/// </summary>
		public override object Control {
			get { return xpathQueryControl; }
		}
		
		public override void Dispose()
		{
			if (!disposed) {
				disposed = true;
				SD.Workbench.ActiveViewContentChanged -= ActiveViewContentChanged;
				Properties properties = xpathQueryControl.CreateMemento();
				PropertyService.SetNestedProperties(XPathQueryControlProperties, properties);
				xpathQueryControl.Dispose();
			}
		}
		
		void ActiveViewContentChanged(object source, EventArgs e)
		{
			xpathQueryControl.ActiveWindowChanged();
		}
	}
}
